yiguolei commented on code in PR #24724:
URL: https://github.com/apache/doris/pull/24724#discussion_r1333768283
##########
be/src/vec/exec/scan/scanner_context.cpp:
##########
@@ -244,6 +247,28 @@ Status ScannerContext::get_block_from_queue(RuntimeState*
state, vectorized::Blo
return Status::OK();
}
+Status ScannerContext::validate_block_schema(Block* block) {
+ size_t index = 0;
+ for (auto& slot : _output_tuple_desc->slots()) {
+ if (slot->need_materialize()) {
+ continue;
+ }
+ auto& data = block->get_by_position(index++);
+ if (data.column->is_nullable() != data.type->is_nullable()) {
+ throw doris::Exception(ErrorCode::INVALID_SCHEMA,
Review Comment:
and check the full call stack to make sure the return status is no discard
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